<!DOCTYPE html>
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    <meta charset="UTF-8">
    <title>Main Page</title>
    <style>
        a{
            text-decoration: none;
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    </style>
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<body>
<h1 align="center">欢迎进入建材租赁管理系统</h1>
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<div align="center" style="border:2px solid greenyellow "><h3><a href="/JCManagementSystem/JCServlet">建材一览</a> </h3></div>
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<div align="center" style="border:2px solid darkviolet "><h3><a href="/JCManagementSystem/IntoServlet">入库管理</a></h3></div>
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<div align="center" style="border:2px solid black "><h3><a href="/JCManagementSystem/OutServlet">出库管理</a></h3></div>
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<div align="center" style="border:2px solid red "><h3><a href="/JCManagementSystem/LogoutServlet">退出系统</a></h3></div>
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</html>